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Finding the Fourth Proportional to 8,045.63, 12,063.95 and 4,094.42

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Solution

The fourth proportional to 8,045.63, 12,063.95 and 4,094.42 is: 6,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.63 : 12,063.95 = 4,094.42 : x
  2. Step 2: Convert to fraction form
    8,045.63/12,063.95 = 4,094.42/x
  3. Step 3: Cross multiply
    8,045.63x = 12,063.95 × 4,094.42
  4. Step 4: Simplify right side
    8,045.63x = 49,394,835.75
  5. Step 5: Solve for x
    x = 49,394,835.75/8,045.63
  6. Step 6: Final answer
    x = 6,139.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.